Alveo and Lycra Power: This bi material fabric provides an amazing abrasion resistance without compromising breathability, support and comfort. Certified compressive fabric made to enhance performance by reducing muscle fatigue, light and breathable, perfect for intense workouts. PowerMesh inserts: Light and breathable, this skin friendly mesh has very good compression properties to keep you cooldry and to enhance performance. Ergonomic fit: Provides comfort during exercise. 10 panels: Better fit, maximum body contour, enhanced comfort during the pedaling motion. No seam inside leg: Better fit and comfort when riding. Elastic with adjustable drawstring at waist: Provides a better fit. Power gripper: Provides a great fit in motion, removes all pressure at the lower leg and provides more muscle support. Reflective logos on back and bottom: Provide visibility. Airgel chamois. Flatlock seams.